<!DOCTYPE html>
<p>There should be a yellow/hotpink square 2x2 chessboard below.</p>
<div style="float:left; width:40px; background:yellow;">
    <div style="float:right; width:20px; height:20px; background:hotpink;"></div>
    <div style="float:left; clear:right; width:20px; height:20px; background:hotpink;"></div>
</div>
